The map above shows Oklahoma and Rhode Island side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Oklahoma vs Rhode Island Geography
Land area
- Oklahoma has a land area of 68,597 square miles (177,665 km²), while Rhode Island has 1,034 square miles (2,678 km²).
- Oklahoma's land area is 66.3 times larger than Rhode Island's.
Total area
- Oklahoma: 69,899 square miles (181,038 km²) vs Rhode Island: 1,545 square miles (4,002 km²), including inland and coastal water.
- Oklahoma's total area is 45.2 times larger than Rhode Island's.
Length
- Oklahoma is 533 miles (857 km) long from north to south; Rhode Island is 61 miles (98 km).
- Oklahoma's north-south length is 8.7 times (774%) longer than Rhode Island's.
Width
- Oklahoma spans 490 miles (789 km) east to west; Rhode Island spans 42 miles (67 km).
- Oklahoma's east-west width is 11.7 times wider than Rhode Island's.
Highest point
- Oklahoma's highest point is Black Mesa at 4,980 feet (1,518 m); Rhode Island's is Jerimoth Hill at 811 feet (247 m).
- Black Mesa is 4,169 feet higher than Jerimoth Hill.
Lowest point
- Oklahoma's lowest point is Little River at 289 feet; Rhode Island's is Atlantic Ocean at 0 feet.
- Rhode Island's lowest point is 289 feet lower.
Oklahoma vs Rhode Island Population and History
Population
- Oklahoma has a population of 4,095,393 (2024), while Rhode Island has 1,112,308 (2024).
- Oklahoma's population is 3.7 times (268%) larger than Rhode Island's.
Population density
- Oklahoma: 59.7 people per square mile vs Rhode Island: 1,075.8.
- Rhode Island's population density is 18.0 times higher than Oklahoma's.
Biggest city
- Oklahoma's biggest city is Oklahoma City with 712,919 people; Rhode Island's is Providence with 194,706.
- Oklahoma City's population is 3.7 times (266%) larger than Providence's.
Largest metro area
- Oklahoma's largest metropolitan area is Oklahoma City, OK metro area (1,497,821 people) vs Rhode Island's Providence-Warwick, RI-MA metro area (1,700,901).
- Providence-Warwick, RI-MA metro area's population is 1.1 times (14%) larger than Oklahoma City, OK metro area's.
History
- Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state.
- Rhode Island: Admitted to the Union on May 29, 1790, as the 13th state.
- In its current form, Rhode Island is the older of the two by 117 years.
Oklahoma vs Rhode Island Economy
GDP
- Oklahoma's GDP is $263.7 billion (2024) vs Rhode Island's $80.4 billion.
- Oklahoma's economic output is 3.3 times (228%) larger than Rhode Island's.
GDP per capita
- Oklahoma: $64,388 per person vs Rhode Island: $72,265.
- Rhode Island's GDP per capita is 1.1 times (12%) higher than Oklahoma's.
Average income
- Oklahoma: $63,708 vs Rhode Island: $70,622 average income per person (per capita personal income).
- Rhode Island's average income is 1.1 times (11%) higher than Oklahoma's.
Oklahoma vs Rhode Island Counties
Number of counties
- Oklahoma has 77 counties, while Rhode Island has 5.
- Oklahoma's county count is 15.4 times higher than Rhode Island's.
Biggest county by area
- Oklahoma's largest county is Osage County at 2,247 square miles; Rhode Island's is Providence County at 410 square miles.
- Osage County's land area is 5.5 times (449%) larger than Providence County's.
Smallest county by area
- Oklahoma: Marshall County (372 sq mi) vs Rhode Island: Bristol County (24 sq mi).
- Marshall County's land area is 15.4 times larger than Bristol County's.
Most populous county
- Oklahoma: Oklahoma County (816,490 people) vs Rhode Island: Providence County (675,912 people).
- Oklahoma County's population is 1.2 times (21%) larger than Providence County's.
Least populous county
- Oklahoma: Cimarron County (2,133 people) vs Rhode Island: Bristol County (50,145 people).
- Bristol County's population is 23.5 times larger than Cimarron County's.
Richest county
- Oklahoma: Washington County ($126,749 per capita income) vs Rhode Island: Bristol County ($99,923).
- Washington County's income is 1.3 times (27%) richer than Bristol County's.
Poorest county
- Oklahoma: Atoka County ($38,709 per capita income) vs Rhode Island: Providence County ($61,040).
- Providence County's income is 1.6 times (58%) richer than Atoka County's.
Oklahoma vs Rhode Island Taxes
State income tax
- Oklahoma has a top income tax rate of 4.5%, while Rhode Island has a top income tax rate of 5.99%.
- Rhode Island's top rate is 1.49 percentage points higher.
Property tax
- Oklahoma: 0.75% effective rate vs Rhode Island: 1.07% of home value per year.
- Rhode Island's rate is 0.32 percentage points higher.
Sales tax
- Oklahoma: 9.06% combined state and average local rate vs Rhode Island: 7%.
- Oklahoma's combined rate is 2.06 percentage points higher.
Official Websites
Oklahoma official website · Rhode Island official website
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More Size Comparisons
All Oklahoma size comparisons · All Rhode Island size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.